[INFO] cloning repository https://github.com/gtarashev/game-of-life [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gtarashev/game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtarashev%2Fgame-of-life", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtarashev%2Fgame-of-life'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6506a2ba990512e0fe60606131e71e2e2933099a [INFO] building gtarashev/game-of-life against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtarashev%2Fgame-of-life" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gtarashev/game-of-life on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gtarashev/game-of-life [INFO] finished tweaking git repo https://github.com/gtarashev/game-of-life [INFO] tweaked toml for git repo https://github.com/gtarashev/game-of-life written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gtarashev/game-of-life already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4898d48ea0f4e835401c551881737ed2706e7974d7bad865dca4553f606e29bf [INFO] running `Command { std: "docker" "start" "-a" "4898d48ea0f4e835401c551881737ed2706e7974d7bad865dca4553f606e29bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4898d48ea0f4e835401c551881737ed2706e7974d7bad865dca4553f606e29bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4898d48ea0f4e835401c551881737ed2706e7974d7bad865dca4553f606e29bf", kill_on_drop: false }` [INFO] [stdout] 4898d48ea0f4e835401c551881737ed2706e7974d7bad865dca4553f606e29bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0bcbd0cb70816828283c0f3155fa82d3c9cd27cec65595de0692ec79de9e439 [INFO] running `Command { std: "docker" "start" "-a" "a0bcbd0cb70816828283c0f3155fa82d3c9cd27cec65595de0692ec79de9e439", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling termion v4.0.2 [INFO] [stderr] Compiling game-of-life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `new_text_buffer`, `raw_mode`, and `reset_text_buffer` [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | use terminal::{raw_mode, reset_text_buffer, new_text_buffer}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `n` is never read [INFO] [stdout] --> src/grid.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut n = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/terminal.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Err(e) => None, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `terminal_y` is never read [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut terminal_y = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `terminal_x` is never read [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut terminal_x = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let mut grid = vec![vec![State::Dead; terminal_x as usize]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Alive` is never constructed [INFO] [stdout] --> src/grid.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 5 | Dead, [INFO] [stdout] 6 | Alive, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `State` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_n` is never used [INFO] [stdout] --> src/grid.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn get_n(grid: &Vec>, x: isize, y: isize) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update_state` is never used [INFO] [stdout] --> src/grid.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn update_state(grid: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `raw_mode` is never used [INFO] [stdout] --> src/terminal.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn raw_mode() -> Option> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `new_text_buffer` is never used [INFO] [stdout] --> src/terminal.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new_text_buffer() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reset_text_buffer` is never used [INFO] [stdout] --> src/terminal.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn reset_text_buffer() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.41s [INFO] running `Command { std: "docker" "inspect" "a0bcbd0cb70816828283c0f3155fa82d3c9cd27cec65595de0692ec79de9e439", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0bcbd0cb70816828283c0f3155fa82d3c9cd27cec65595de0692ec79de9e439", kill_on_drop: false }` [INFO] [stdout] a0bcbd0cb70816828283c0f3155fa82d3c9cd27cec65595de0692ec79de9e439 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8075adf0cdaf1dc6cac14a2ee13bdcaaac70169f6bd5c41244ba5becd0318200 [INFO] running `Command { std: "docker" "start" "-a" "8075adf0cdaf1dc6cac14a2ee13bdcaaac70169f6bd5c41244ba5becd0318200", kill_on_drop: false }` [INFO] [stderr] Compiling game-of-life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `new_text_buffer`, `raw_mode`, and `reset_text_buffer` [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | use terminal::{raw_mode, reset_text_buffer, new_text_buffer}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `n` is never read [INFO] [stdout] --> src/grid.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut n = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/terminal.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Err(e) => None, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `terminal_y` is never read [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut terminal_y = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `terminal_x` is never read [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut terminal_x = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let mut grid = vec![vec![State::Dead; terminal_x as usize]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Alive` is never constructed [INFO] [stdout] --> src/grid.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 5 | Dead, [INFO] [stdout] 6 | Alive, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `State` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_n` is never used [INFO] [stdout] --> src/grid.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn get_n(grid: &Vec>, x: isize, y: isize) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update_state` is never used [INFO] [stdout] --> src/grid.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn update_state(grid: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `raw_mode` is never used [INFO] [stdout] --> src/terminal.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn raw_mode() -> Option> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `new_text_buffer` is never used [INFO] [stdout] --> src/terminal.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new_text_buffer() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reset_text_buffer` is never used [INFO] [stdout] --> src/terminal.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn reset_text_buffer() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `Command { std: "docker" "inspect" "8075adf0cdaf1dc6cac14a2ee13bdcaaac70169f6bd5c41244ba5becd0318200", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8075adf0cdaf1dc6cac14a2ee13bdcaaac70169f6bd5c41244ba5becd0318200", kill_on_drop: false }` [INFO] [stdout] 8075adf0cdaf1dc6cac14a2ee13bdcaaac70169f6bd5c41244ba5becd0318200